TY - GEN AU - A.T. Weaver AU - P. Courtier BT - ECMWF Technical Memoranda CY - Shinfield Park, Reading DA - 06/2000 DO - 10.21957/eokzna8qt LA - eng M1 - 306 PB - ECMWF PP - Shinfield Park, Reading PY - 2000 EP - 35 T2 - ECMWF Technical Memoranda TI - Correlation modelling on the sphere using a generalized diffusion equation UR - https://www.ecmwf.int/node/13004 ER -